tracing: update documentation of snapshot utility
authorHiraku Toyooka <hiraku.toyooka.gu@hitachi.com>
Fri, 8 Mar 2013 07:32:25 +0000 (16:32 +0900)
committerSteven Rostedt <rostedt@goodmis.org>
Fri, 8 Mar 2013 11:27:11 +0000 (06:27 -0500)
Now, "snapshot" file returns success on a reset of snapshot buffer
even if the buffer wasn't allocated, instead of returning EINVAL.
This patch updates snapshot desctiption according to the change.

Link: http://lkml.kernel.org/r/51399409.4090207@hitachi.com
Signed-off-by: Hiraku Toyooka <hiraku.toyooka.gu@hitachi.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

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